blunt afterbody

例句：

1. 1. The afterbody of the car is made from a lightweight material.
   汽车的后部由轻质材料制成。
2. 2. The tail feathers were used to keep the bird warm in cold weather.
   尾巴羽毛用于让鸟类在寒冷天气保持温暖。
3. 3. The hinge on the door was broken, making it difficult to open.
   门上的铰链坏了，很难打开。